package com.changgou.goods.dao;

import com.changgou.goods.pojo.Brand;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;
import org.springframework.web.bind.annotation.PathVariable;
import tk.mybatis.mapper.common.Mapper;

import java.util.List;

public interface BrandMapper extends Mapper<Brand> {

    /**
     * 根据产品名称查询品牌列表
     * @param categoryName
     * @return
     */
    @Select("select name,image from tb_brand  where id in (select brand_id from tb_category_brand where category_id in (select id from tb_category where name=#{categoryName}))")
    List<Brand> findBrandListByCategoryName(@Param("categoryName") String categoryName);
}
